js js获取颜色，js颜色条，颜色条筛选，点击颜色条获取颜色值

从网上看到，自动选择标题的颜色值，点击颜色条某处，显示该处颜色值

颜色条地址：颜色条地址

点击中间颜色，该颜色值将出现在下框里。

网站制作学习网

颜 色：

//js代码如下,www.forasp.cn网站制作学习网原创，转载请注明。

var height1 = 18; // define the height of the color bar

var pas = 36; // define the number of color in the color bar

var width1=1; //forasp.cn

var base_hexa = "0123456789ABCDEF";

function dec2Hexa(number)

{ return base_hexa.charAt(Math.floor(number / 16)) + base_hexa.charAt(number % 16);}

function RGB2Hexa(TR,TG,TB){return "#" + dec2Hexa(TR) + dec2Hexa(TG) + dec2Hexa(TB);}

function lightCase(MyObject,objName){MM_findObj(objName).bgColor = MyObject.bgColor;}

col = new Array;

col[0] = new Array(255,0,255,-1,255,-1);

col[1] = new Array(255,0,0,1,0,0);

col[2] = new Array(255,-1,255,0,0,0);

col[3] = new Array(0,0,255,0,0,1);

col[4] = new Array(0,0,255,-1,255,0);

col[5] = new Array(0,1,0,0,255,0);

col[6] = new Array(255,-1,0,0,255,-1);

function rgb(pas,w,h){

for (j=0;j<6+1;j++){

for (i=0;i

r = Math.floor(col[j][0]+col[j][1]*i*(255)/pas);

g = Math.floor(col[j][2]+col[j][3]*i*(255)/pas);

b = Math.floor(col[j][4]+col[j][5]*i*(255)/pas);

codehex = r + '' + g + '' + b;//www.forasp.cn

document.write('\n');//网站制作学习网

}

}

}

function change_bg(bg)

{

document.getElementById("abc").value = bg;

}

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